[    1.706692] ip (258) used greatest stack depth: 12168 bytes left
[   51.546672] netem: version 1.3
[  482.680320] ip (14114) used greatest stack depth: 12152 bytes left
[  546.389301] tc (16941) used greatest stack depth: 11912 bytes left
[  602.621516] pm_nl_ctl (20243) used greatest stack depth: 11856 bytes left